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CVE-2026-83831

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

CVSS 3.1 8.8 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

Historical advisory recorded 31 Oct 2026 20:04:47 UTC. Read the latest advisory.

cve-program · CVE-2026-83831

Published

Double free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-83831

Published

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Double free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Source published
27 Oct 2026 20:37:26 UTC
Source modified
31 Oct 2026 18:01:11 UTC
Saved here
31 Oct 2026 20:04:47 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 12 Nov 19:39 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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